| 摘要 |
NEW MATERIAL:The compound of formula I (Y is ( or S; X1-X6 are H, halogen or (substituted) amino; Q is group of formula II or III [R1 and R2 are H, halogen, methyl, etc.; m is 1-3; R3 is COOH, -COOR4, CONH2, -CONHR4 or -COCR4 [R4 is (substituted) phenyl, naphthalene group, etc.]; X7-X13 are H, halogen, (substituted) amino, etc.}). EXAMPLE:The compound of formula IV. USE: Polarizing film having excellent moisture-resistance and heat-resistance. PREPARATION:The objective compound can be produced by the ring-closing condensation reaction of the compound of formula V (X1'-X6' are X1-X6) with the carboxylic acid chloride compound of formula VI (R1'-R3' are R1-R3) or formula VII (X7'-X13' are X7-X13) in an inert solvent such as nitrobenzene.
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